diff --git a/configure b/configure
index 7f99de8..72be336 100755
--- a/configure
+++ b/configure
@@ -1,5 +1,5 @@
 #! /bin/sh
-# From configure.in Revision: 78150 .
+# From configure.in Revision: 78154 .
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.61 for python 2.7.
 #
@@ -2132,6 +2132,16 @@
 _ACEOF
 
     ;;
+  OpenBSD/4.[4])
+    # OpenBSD undoes our definition of __BSD_VISIBLE if _XOPEN_SOURCE is
+    # also defined. This can be overridden by defining _BSD_SOURCE
+    # As this has a different meaning on Linux, only define it on OpenBSD
+
+cat >>confdefs.h <<\_ACEOF
+#define _BSD_SOURCE 1
+_ACEOF
+
+    ;;
   # Defining _XOPEN_SOURCE on NetBSD version prior to the introduction of
   # _NETBSD_SOURCE disables certain features (eg. setgroups). Reported by
   # Marc Recht
@@ -3884,7 +3894,7 @@
   { echo "$as_me:$LINENO: result: no" >&5
 echo "${ECHO_T}no" >&6; }
 fi
-rm -f -r conftest*
+rm -f conftest*
 
 
 
@@ -5488,7 +5498,7 @@
 else
   ac_cv_header_stdc=no
 fi
-rm -f -r conftest*
+rm -f conftest*
 
 fi
 
@@ -5509,7 +5519,7 @@
 else
   ac_cv_header_stdc=no
 fi
-rm -f -r conftest*
+rm -f conftest*
 
 fi
 
@@ -6609,7 +6619,7 @@
 
 
 fi
-rm -f -r conftest*
+rm -f conftest*
 
 { echo "$as_me:$LINENO: result: $was_it_defined" >&5
 echo "${ECHO_T}$was_it_defined" >&6; }
@@ -7139,7 +7149,7 @@
 else
   ac_cv_type_uid_t=no
 fi
-rm -f -r conftest*
+rm -f conftest*
 
 fi
 { echo "$as_me:$LINENO: result: $ac_cv_type_uid_t" >&5
@@ -15926,7 +15936,7 @@
 else
   unistd_defines_pthreads=no
 fi
-rm -f -r conftest*
+rm -f conftest*
 
     { echo "$as_me:$LINENO: result: $unistd_defines_pthreads" >&5
 echo "${ECHO_T}$unistd_defines_pthreads" >&6; }
@@ -17540,7 +17550,7 @@
   $EGREP "yes" >/dev/null 2>&1; then
   ipv6type=$i
 fi
-rm -f -r conftest*
+rm -f conftest*
 
 			;;
 		kame)
@@ -17563,7 +17573,7 @@
 				ipv6libdir=/usr/local/v6/lib
 				ipv6trylibc=yes
 fi
-rm -f -r conftest*
+rm -f conftest*
 
 			;;
 		linux-glibc)
@@ -17584,7 +17594,7 @@
   ipv6type=$i;
 				ipv6trylibc=yes
 fi
-rm -f -r conftest*
+rm -f conftest*
 
 			;;
 		linux-inet6)
@@ -17622,7 +17632,7 @@
 				ipv6lib=inet6;
 				ipv6libdir=/usr/local/v6/lib
 fi
-rm -f -r conftest*
+rm -f conftest*
 
 			;;
 		v6d)
@@ -17645,7 +17655,7 @@
 				ipv6libdir=/usr/local/v6/lib;
 				BASECFLAGS="-I/usr/local/v6/include $BASECFLAGS"
 fi
-rm -f -r conftest*
+rm -f conftest*
 
 			;;
 		zeta)
@@ -17667,7 +17677,7 @@
 				ipv6lib=inet6;
 				ipv6libdir=/usr/local/v6/lib
 fi
-rm -f -r conftest*
+rm -f conftest*
 
 			;;
 		esac
@@ -26210,7 +26220,7 @@
 _ACEOF
 
 fi
-rm -f -r conftest*
+rm -f conftest*
 
   cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
@@ -26229,7 +26239,7 @@
 _ACEOF
 
 fi
-rm -f -r conftest*
+rm -f conftest*
 
 fi
 
@@ -26499,7 +26509,7 @@
 _ACEOF
 
 fi
-rm -f -r conftest*
+rm -f conftest*
 
 fi